Size Charts
Turns out, size does matter. To get the perfect fit for your pup, please consult our helpful size guides by product.
Need more help? Send us an email support@koston.com
Not sure of the exact measurements?
Check our Size Guide by Breed for general size guidelines by breed.
Dog Harness Size Guide
Measuring Tips: Center a measuring tape around your dog's neck/chest. Two fingers should still fit between the neck and the measuring tape so that it doesn't get too tight.
| Size | S | M | L | XL |
|---|---|---|---|---|
| Neck | 9" - 14" | 13" - 18" | 16" - 25" | 20" - 34" |
| Chest | 11" - 18" | 14" - 25" | 20" - 35" | 26" - 46" |
| Width | 0.6" | 0.8" | 1" | 1" |
| Example Breed |
Yorkie, Shih Tzu, Chihuahua, Dachshund, Maltese, Cat |
French Bulldog, Corgi, Beagle, Cocker Spaniel, Boston Terrier |
Golden Retriever, Pit Bull, Border Collie, Australian Shepherd, Boxer |
Great Dane, Mastiff |
| Size | Neck | Chest | Width |
|---|---|---|---|
| S | 9" - 14" | 11" - 18" | 0.6" |
| M | 13" - 18" | 14" - 25" | 0.8" |
| L | 16" - 25" | 20" - 35" | 1" |
| XL | 20" - 34" | 26" - 46" | 1" |
Dog Collar Size Guide
Measuring Tips: Center a measuring tape around your dog's neck/chest. Two fingers should still fit between the neck and the measuring tape so that it doesn't get too tight.
| Size | s | m | l |
|---|---|---|---|
| Neck Circumference | 9”-13” | 14”-22” | 17”-25” |
| Collar Width | 5/8” | 3/4” | 1” |
| Example Breed |
Cocker Spaniel, Mini Goldendoodle, Pug, Shih Tzu, Boston Terrier, Corgi |
Shiba Inu, Pit Bull, Vizsla, Border Collie, French Bulldog |
Labrador, Golden Retriever, German Shepherd, Australian Cattle Dog |
| Size | Neck Circumference | Collar Width |
|---|---|---|
| S | 9”-13” | 5/8” |
| M | 14”-22” | 3/4” |
| L | 17”-25” | 1” |
Size Guide by Breed
While we strongly recommend measuring your pup to get the most accurate fit, we understand that it’s not always possible if you're giving a gift or buying for a puppy. We’ve created this size chart by breed to suggest the Foggy Dog size that usually fits each breed.
| Breed | Weight (lbs) | Neck Size | Harness Size | Collar Size |
|---|---|---|---|---|
| Afghan | 50-60 | 16-22" | L | M / L |
| American Staffordshire Terrier | 60-90 | 18-24" | L | L |
| Alaskan Malamute | 65-100 | 18-24" | L | L |
| American Bulldog | 60-120 | 18-24" | L | L |
| American Eskimo | 18-35 | 16-20" | M / L | M |
| American Eskimo, Mini | 15-25 | 13-16" | M | S |
| American Staffordshire Terrier | 40-70 | 14-20" | L | M / L |
| Australian Cattle Dog | 31-35 | 22-28" | L | L |
| Australian Kelpie | 25-45 | 15-21" | L | M / L |
| Australian Shepherd | 35-70 | 16-22" | L | M / L |
| Australian Shepherd, Mini | 20-35 | 10-14” | M | S |
| Basenji | 20-26 | 10-14" | M | S |
| Basset Hound | 40-65 | 16-22″ | M / L | M / L |
| Beagle | 18-30 | 12-18" | M | S / M |
| Bedlington Terrier | 17-23 | 14-18″ | M | S / M |
| Belgian Malinois | 55-75 | 16-20″ | L | M / L |
| Bernese Mountain Dog | 75-100 | 20-26″ | L | L |
| Bichon Frise | 10-14 | 10-16″ | S | S / M |
| Black And Tan Coonhound | 70-85 | 19-23″ | L | L |
| Bloodhound | 88-105 | 22-28″ | L | L |
| Blue Heeler | 30-35 | 22-28″ | L | L |
| Border Collie | 30-45 | 14-18″ | L | M |
| Border Terrier | 11-16 | 11-14″ | S / M | S |
| Boston Terrier | 10-25 | 12-18″ | M | S / M |
| Bouvier Des Flandres | 60-77 | 22-26″ | L | L |
| Boxer | 55-75 | 16-22″ | L | M / L |
| Brittany | 30-40 | 14-16″ | M / L | S |
| Bull Terrier | 50-60 | 12-18" | L | S / M |
| Bull Terrier, Mini | 18-28 | 14-18″ | M | M |
| Bullmastiff | 100-130 | 26-28″ | L / XL | L |
| Cairn Terrier | 12-16 | 10-16″ | S | S / M |
| Cane Corso | 90-110 | 22-30″ | L | L |
| Caucasian Shepherd | 100-200 | 22-26″ | L | L |
| Cavalier King Charles Spaniel | 13-18 | 10-14″ | S | S |
| Chihuahua | 3-7 | 8-14″ | S | S |
| Chinese Crested | 5-10 | 8-11″ | S | S |
| Chow | 45-65 | 18-24″ | L | L |
| Cocker Spaniel | 25-40 | 12-18″ | M | S / M |
| Collie | 50-75 | 18-22″ | L | M / L |
| Corgi | 25-38 | 14-16″ | M | S / M |
| Dachshund, Mini | 9-15 | 8-14″ | S | S |
| Dachshund, Standard | 16-32 | 16-20″ | S | M |
| Dalmatian | 45-65 | 14-20″ | L | M |
| Doberman | 65-100 | 16-22″ | L | M / L |
| Dogo Argentino | 80-100 | 20-26″ | L | L |
| Dogue De Bordeaux | 120-140 | 20-26" | L / XL | L |
| English Bulldog | 40-55 | 18-24″ | L | L |
| English Mastiff | 120-250 | 28-38″ | L / XL | L |
| English Setter | 65-80 | 18-24″ | L | L |
| Fox Terrier | 14-18 | 10-16″ | S | S / M |
| French Bulldog | 18-28 | 12-18″ | M | S / M |
| German Shepherd | 65-95 | 18-24″ | L | L |
| German Shorthair Pointer | 45-70 | 20-26″ | L | L |
| Golden Retriever | 55-75 | 16-24″ | L | M / L |
| Goldendoodle, Mini | 30-45 | 12-16″ | M / L | S |
| Goldendoodle, Standard | 40-50 | 16-22" | L | M / L |
| Great Dane | 125-135 | 20-26″ | XL | L |
| Great Pyrenees | 90-125 | 24-30″ | L | L |
| Greyhound | 55-80 | 14-18″ | L | M |
| Havanese | 7-13 | 8-14″ | S | S |
| Irish Setter | 53-70 | 16-22″ | L | M / L |
| Irish Terrier | 25-27 | 16-20″ | M | M |
| Irish Wolfhound | 115-120 | 20-27″ | L | L |
| Italian Greyhound | 7-12 | 8-11″ | S | S |
| Jack Russell Terrier | 9-15 | 10-14″ | S | S |
| Keeshond | 30-40 | 18-24" | L | L |
| King Charles Cavalier | 13-18 | 10-14″ | S | S |
| Labradoodle, Miniature | 15-25 | 12-16″ | M | S |
| Labradoodle, Standard | 50-65 | 14-20″ | L | M |
| Labrador | 55-75 | 18-24″ | XL | L |
| Lhasa Apso | 13-18 | 12-16″ | S / M | S / M |
| Louisiana Catahoula Leopard | 50-95 | 16-21" | L | M / L |
| Lurcher | 60-70 | 13-20″ | L | S / M |
| Maltese | 6-9 | 10-14″ | S | S |
| Maltipoo | 5-20 | 8-14" | S / M | S |
| Newfoundland | 110-150 | 26-32″ | L | L |
| Norwegian Elkhound | 50-60 | 18-22" | L | L |
| Old English Sheepdog | 60-65 | 18-24″ | L | L |
| Papillon | 8-11 | 8-12″ | S | S |
| Pekingese | 8-10 | 12-16″ | S | S |
| Pinscher, Mini | 8-12 | 8-11″ | S | S |
| Pit Bull | 40-70 | 14-20" | L | L |
| Pomeranian | 9-13 | 10-14″ | S | S |
| Poodle, Mini | 12-20 | 10-16″ | S | S |
| Poodle, Standard | 45-70 | 12-18″ | L | M |
| Poodle, Toy | 12-17 | 8-14″ | S | S |
| Portuguese Water Dog | 35-60 | 15-20″ | L | M / L |
| Pug | 14-18 | 12-16″ | M | M |
| Puggle | 15-30 | 12-18″ | M | M |
| Rat Terrier | 11-14 | 13-16″ | M | S |
| Rhodesian Ridgeback | 60-90 | 20-23″ | L | L |
| Rottweiler | 100-120 | 24-30″ | N / A | L |
| Saluki | 40-60 | 13-18″ | M / L | S / M |
| Schipperke | 11-18 | 10-14″ | S | S |
| Schnauzer, Giant | 70-80 | 20-26″ | L | L |
| Schnauzer, Mini | 13-15 | 10-16″ | S | S / M |
| Schnauzer, Standard | 30-35 | 14-20″ | M | M |
| Scottish Terrier | 19-23 | 16-20″ | M | M |
| Shar Pei | 35-55 | 16-20″ | L | M / L |
| Shetland Sheep Dog (Sheltie) | 15-27 | 11-18″ | M | S / M |
| Shiba Inu | 17-23 | 14-17″ | M | S / M |
| Shichon | 10-15 | 10-16″ | S | S |
| Shih Tzu | 12-16 | 10-14″ | S | S |
| Siberian Husky | 40-60 | 16-22″ | L | M / L |
| Silky Terrier | 8-10 | 10-14″ | S | S |
| Springer Spaniel | 49-55 | 14-18″ | L | M |
| St. Bernard | 130-230 | 26-32″ | L | L |
| Swiss Shepherd | 77-85 | 18-24" | L | L |
| Vizsla | 40-65 | 15-22″ | L | M / L |
| Weimaraner | 55-85 | 16-22″ | L | M / L |
| West Highland Terrier (Westie) | 15-22 | 14-16″ | M | S |
| Wheaten Terrier | 30-40 | 18-22″ | M / L | M / L |
| Whippet | 30-35 | 13-15″ | L | S / M |
| Yorkshire Terrier (Yorkie) | 6-9 | 6-12″ | S | S |
